Warning: Permanently added '10.128.15.208' (ECDSA) to the list of known hosts. 2019/11/01 23:21:38 parsed 1 programs 2019/11/01 23:21:45 executed programs: 0 login: panic: ifa_update_broadaddr does not support dynamic length Stopped at db_enter+0x18: addq $0x8,%rsp TID PID UID PRFLAGS PFLAGS CPU COMMAND *240451 65250 0 0 0 1K syz-executor.0 db_enter() at db_enter+0x18 panic() at panic+0x15c ifa_update_broadaddr(ffff800000a68000,ffff800000a7db00,ffff800020b613b0) at ifa_update_broadaddr+0x61 in_ioctl(80206913,ffff800020b613a0,ffff800000a68000,1) at in_ioctl+0x463 ifioctl(fffffd806f6d1600,80206913,ffff800020b613a0,ffff800020a89b40) at ifioctl+0xb64 sys_ioctl(ffff800020a89b40,ffff800020b614b8,ffff800020b61500) at sys_ioctl+0x5b9 syscall(ffff800020b61580) at syscall+0x4a4 Xsyscall(6,0,ffffffffffffff36,0,3,a5c3a8c8010) at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe4c80, count: 7 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic ifa_update_broadaddr does not support dynamic length ddb{1}> trace db_enter() at db_enter+0x18 panic() at panic+0x15c ifa_update_broadaddr(ffff800000a68000,ffff800000a7db00,ffff800020b613b0) at ifa_update_broadaddr+0x61 in_ioctl(80206913,ffff800020b613a0,ffff800000a68000,1) at in_ioctl+0x463 ifioctl(fffffd806f6d1600,80206913,ffff800020b613a0,ffff800020a89b40) at ifioctl+0xb64 sys_ioctl(ffff800020a89b40,ffff800020b614b8,ffff800020b61500) at sys_ioctl+0x5b9 syscall(ffff800020b61580) at syscall+0x4a4 Xsyscall(6,0,ffffffffffffff36,0,3,a5c3a8c8010) at Xsyscall+0x128 end of kernel end trace frame: 0x7f7ffffe4c80, count: -8 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff800020b61140 rbx 0xffff800020b611f0 rdx 0x8b rcx 0x2 rax 0x1 r8 0xffffffff81f734ef kprintf+0x16f r9 0x1 r10 0xa067b93d889badbd r11 0x74e875f5f8ac9fe1 r12 0x3000000008 r13 0xffff800020b61150 r14 0x100 r15 0x1 rip 0xffffffff81194cb8 db_enter+0x18 cs 0x8 rflags 0x246 rsp 0xffff800020b61130 ss 0x10 db_enter+0x18: addq $0x8,%rsp ddb{1}> show proc PROC (syz-executor.0) pid=240451 stat=onproc flags process=0 proc=0 pri=50, usrpri=50, nice=20 forw=0xffffffffffffffff, list=0xffff800020a893d8,0xffffffff82645b50 process=0xffff800020a8b510 user=0xffff800020b5c000, vmspace=0xfffffd806e7c4178 estcpu=0, cpticks=1, pctcpu=0.0 user=0, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S FLAGS WAIT COMMAND *65250 240451 78903 0 7 0 syz-executor.0 78903 386367 40596 0 3 0x82 nanosleep syz-executor.0 40596 496944 94480 0 3 0x82 thrsleep syz-execprog 40596 201193 94480 0 3 0x4000082 nanosleep syz-execprog 40596 138037 94480 0 3 0x4000082 thrsleep syz-execprog 40596 194188 94480 0 3 0x4000082 thrsleep syz-execprog 40596 361278 94480 0 3 0x4000082 kqread syz-execprog 40596 208673 94480 0 3 0x4000082 thrsleep syz-execprog 40596 416256 94480 0 3 0x4000082 thrsleep syz-execprog 40596 57240 94480 0 3 0x4000082 thrsleep syz-execprog 40596 377767 94480 0 3 0x4000082 nanosleep syz-execprog 94480 112039 23729 0 3 0x10008a pause ksh 23729 199484 52487 0 3 0x92 select sshd 20047 377025 1 0 3 0x100083 ttyin getty 52487 295301 1 0 3 0x80 select sshd 92767 382755 17610 74 3 0x100092 bpf pflogd 17610 508956 1 0 3 0x80 netio pflogd 4465 42710 69661 73 3 0x100090 kqread syslogd 69661 291185 1 0 3 0x100082 netio syslogd 95835 108001 1 77 3 0x100090 poll dhclient 84987 100481 1 0 3 0x80 poll dhclient 19447 287667 0 0 3 0x14200 pgzero zerothread 63500 481751 0 0 3 0x14200 aiodoned aiodoned 72777 380073 0 0 3 0x14200 syncer update 48623 260059 0 0 3 0x14200 cleaner cleaner 80965 324585 0 0 3 0x14200 reaper reaper 87067 62813 0 0 3 0x14200 pgdaemon pagedaemon 95988 122884 0 0 3 0x14200 bored crynlk 33239 430952 0 0 3 0x14200 bored crypto 48374 290786 0 0 3 0x40014200 acpi0 acpi0 5512 142326 0 0 3 0x40014200 idle1 8297 491454 0 0 3 0x14200 bored softnet 3971 116885 0 0 3 0x14200 bored systqmp 90042 47241 0 0 3 0x14200 bored systq 83442 368628 0 0 3 0x40014200 bored softclock 46657 63791 0 0 7 0x40014200 idle0 70875 222728 0 0 3 0x14200 bored smr 1 317083 0 0 3 0x82 wait init 0 0 -1 0 3 0x10200 scheduler swapper ddb{1}> show all locks Process 65250 (syz-executor.0) thread 0xffff800020a89b40 (240451) exclusive rwlock netlock r = 0 (0xffffffff824f3758) #0 witness_lock+0x52e #1 in_ioctl+0x142 #2 ifioctl+0xb64 #3 sys_ioctl+0x5b9 #4 syscall+0x4a4 #5 Xsyscall+0x128 exclusive kernel_lock &kernel_lock r = 0 (0xffffffff8262a6d0) #0 witness_lock+0x52e #1 syscall+0x400 #2 Xsyscall+0x128 ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim Kern Lim devbuf 9457 6385K 6385K 78643K 10544 0 0 pcb 13 8K 8K 78643K 15 0 0 rtable 83 2K 2K 78643K 163 0 0 ifaddr 32 9K 9K 78643K 33 0 0 counters 39 33K 33K 78643K 39 0 0 ioctlops 0 0K 4K 78643K 1468 0 0 mount 1 1K 1K 78643K 1 0 0 vnodes 1181 74K 74K 78643K 1186 0 0 UFS quota 1 32K 32K 78643K 1 0 0 UFS mount 5 36K 36K 78643K 5 0 0 shm 2 1K 1K 78643K 2 0 0 VM map 2 1K 1K 78643K 2 0 0 sem 2 0K 0K 78643K 2 0 0 dirhash 12 2K 2K 78643K 12 0 0 ACPI 1808 196K 290K 78643K 12765 0 0 file desc 3 8K 12K 78643K 18 0 0 proc 59 63K 83K 78643K 398 0 0 NFS srvsock 1 0K 0K 78643K 1 0 0 NFS daemon 1 16K 16K 78643K 1 0 0 in_multi 22 1K 1K 78643K 22 0 0 ether_multi 1 0K 0K 78643K 1 0 0 ISOFS mount 1 32K 32K 78643K 1 0 0 MSDOSFS mount 1 16K 16K 78643K 1 0 0 ttys 18 79K 79K 78643K 18 0 0 exec 0 0K 1K 78643K 197 0 0 pagedep 1 8K 8K 78643K 1 0 0 inodedep 1 32K 32K 78643K 1 0 0 newblk 1 0K 0K 78643K 1 0 0 VM swap 7 26K 26K 78643K 7 0 0 UVM amap 72 12K 12K 78643K 949 0 0 UVM aobj 2 2K 2K 78643K 2 0 0 memdesc 1 4K 4K 78643K 1 0 0 crypto data 1 1K 1K 78643K 1 0 0 NDP 7 0K 0K 78643K 7 0 0 temp 48 3546K 3610K 78643K 3306 0 0 SYN cache 2 16K 16K 78643K 2 0 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle arp 64 4 0 0 1 0 1 1 0 8 0 plcache 128 20 0 0 1 0 1 1 0 8 0 rtpcb 80 17 0 15 1 0 1 1 0 8 0 rtentry 112 34 0 1 1 0 1 1 0 8 0 unpcb 120 29 0 19 1 0 1 1 0 8 0 syncache 264 5 0 5 2 1 1 1 0 8 1 tcpcb 544 8 0 5 1 0 1 1 0 8 0 inpcb 280 34 0 27 1 0 1 1 0 8 0 nd6 48 2 0 0 1 0 1 1 0 8 0 pfosfp 40 846 0 423 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfstitem 24 10 0 2 1 0 1 1 0 8 0 pfstkey 112 10 0 2 1 0 1 1 0 8 0 pfstate 328 10 0 2 1 0 1 1 0 8 0 pfrule 1360 21 0 16 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 168 0 0 11 0 11 11 0 8 0 art_table 32 169 0 0 2 0 2 2 0 8 0 art_node 16 33 0 3 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino1pl 128 1421 0 20 46 0 46 46 0 8 0 ffsino 272 1421 0 20 94 0 94 94 0 8 0 nchpl 144 1660 0 52 61 1 60 60 0 8 0 uvmvnodes 72 1431 0 0 27 0 27 27 0 8 0 vnodes 208 1431 0 0 76 0 76 76 0 8 0 namei 1024 4129 0 4129 2 1 1 1 0 8 1 percpumem 16 30 0 0 1 0 1 1 0 8 0 scxspl 192 4245 0 4245 9 6 3 7 0 8 3 plimitpl 152 15 0 8 1 0 1 1 0 8 0 sigapl 432 224 0 210 2 0 2 2 0 8 0 knotepl 112 39 0 28 1 0 1 1 0 8 0 kqueuepl 104 2 0 0 1 0 1 1 0 8 0 pipepl 112 148 0 135 2 1 1 1 0 8 0 fdescpl 488 225 0 210 3 0 3 3 0 8 0 filepl 152 1112 0 1053 4 1 3 3 0 8 0 lockfpl 104 5 0 4 1 0 1 1 0 8 0 lockfspl 48 3 0 2 1 0 1 1 0 8 0 sessionpl 112 19 0 9 1 0 1 1 0 8 0 pgrppl 48 19 0 9 1 0 1 1 0 8 0 ucredpl 96 52 0 43 1 0 1 1 0 8 0 zombiepl 144 210 0 210 2 1 1 1 0 8 1 processpl 896 240 0 210 4 0 4 4 0 8 0 procpl 632 248 0 210 4 0 4 4 0 8 0 sockpl 384 80 0 61 3 1 2 3 0 8 0 mcl4k 4096 2 0 0 1 0 1 1 0 8 0 mcl2k 2048 73 0 0 10 0 10 10 0 8 0 mtagpl 80 1 0 0 1 0 1 1 0 8 0 mbufpl 256 115 0 0 6 0 6 6 0 8 0 bufpl 256 5881 0 1310 286 0 286 286 0 8 0 anonpl 16 21966 0 20402 14 1 13 13 0 124 6 amapchunkpl 152 715 0 651 6 1 5 5 0 158 2 amappl16 192 141 0 113 2 0 2 2 0 8 0 amappl15 184 1 0 1 1 0 1 1 0 8 1 amappl14 176 59 0 50 1 0 1 1 0 8 0 amappl12 160 10 0 8 2 1 1 1 0 8 0 amappl11 152 54 0 39 1 0 1 1 0 8 0 amappl10 144 11 0 9 1 0 1 1 0 8 0 amappl9 136 434 0 431 1 0 1 1 0 8 0 amappl8 128 130 0 115 1 0 1 1 0 8 0 amappl7 120 34 0 30 1 0 1 1 0 8 0 amappl6 112 57 0 52 1 0 1 1 0 8 0 amappl5 104 128 0 115 1 0 1 1 0 8 0 amappl4 96 489 0 464 1 0 1 1 0 8 0 amappl3 88 117 0 111 1 0 1 1 0 8 0 amappl2 80 948 0 888 3 0 3 3 0 8 1 amappl1 72 15096 0 14664 24 5 19 20 0 8 8 amappl 80 475 0 446 1 0 1 1 0 84 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 17 0 17 1 1 0 1 0 8 0 aobjpl 64 1 0 0 1 0 1 1 0 8 0 uaddrrnd 24 225 0 210 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 225 0 210 1 0 1 1 0 8 0 vmmpekpl 168 6380 0 6356 2 0 2 2 0 8 0 vmmpepl 168 32270 0 31322 94 14 80 80 0 357 37 vmsppl 368 224 0 210 2 0 2 2 0 8 0 pdppl 4096 457 0 420 6 0 6 6 0 8 0 pvpl 32 112337 0 108324 116 1 115 115 0 265 82 pmappl 232 224 0 210 1 0 1 1 0 8 0 extentpl 40 41 0 26 1 0 1 1 0 8 0 phpool 112 427 0 4 13 0 13 13 0 8 0 ddb{1}>